| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director
2 companies
Donald R Dixon is Director at AMPX and has filed Form 4s across 2 companies. Donald R Dixon's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $24.6M at current prices.
Historically, Donald R Dixon's trades have earned a middling insider score of 62/100 across 3 rated trades. On a 3-month view, all 3 of the rated trades came out ahead, averaging +43.5% over three months.
The biggest single holding is QLYS (~$18.9M) as Director. The QLYS filings lean toward selling, a net 182,958 shares.
Donald R Dixon has 13 Form 4 filings on record from June 2017 to June 2026, across 2 companies: Director at Amprius Technologies (AMPX), 2022–2026; Director at QLYS, 2017–2018.
The 28 reported transactions were 20 open-market sales, 6 stock awards, 1 option or other derivative award and 1 gift.
Counted by filing, the open-market trades come to no purchases and 6 sales worth about $13.3M.
The largest open-market sale was 91,479 shares of QLYS at an average $59.89 on November 28, 2017, about $5.5M.
None of the 3 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 15, 2026 | AMPX Amprius Technologies, Inc. | Director | Sell | 85,000 | $17.17 | $1,459,212.00 | -19.1% | -45.5% | - | |
| Jun 9, 2026 | AMPX Amprius Technologies, Inc. | Director | Sell | 40,000 | $19.13 | $765,200.00 | -8.3% | -40.4% | - | |
| May 26, 2026 | AMPX Amprius Technologies, Inc. Wt | Director | Sell | 17,895 | $17.90 | $320,252.50 | -3.6% | -44.7% | - | |
| Nov 28, 2017 | Director | Sell | 91,479 | $59.89 | $5,478,712.14 | -99.3% | - | - | ||
| Nov 17, 2017 | Director | Sell | 7,736 | $57.42 | $444,237.27 | -5.9% | - | - | ||
| Nov 16, 2017 | Director | Sell | 83,743 | $58.15 | $4,869,689.71 | -40.3% | - | - |